Excellent transport solutions
Conveyor Belts and Transmission Belts
VIS Encyclopedia
A
| Accumulation mode | a conveyor belt with a matt surface it is possible to accumulate the products on the belt during the belt is still running |
| Adhesive | good gripped surface of a conveyor belt (glossy) |
| Alligator | mechanical joining in form of an alligator jaw for belt thickness between 1.5 and 6.4 mm - the joining is closed by a wire pin. |
| Antistatic | belts which are equipped with antistatic carbon fibres do not recharge statically |
| Aramide | foil with a high tearing strength and a good anti-vibration as well as resistance to acids and alkalis, also as tension for transmission belts, also known as Kevlar. |
B
| Belt support | run of a conveyor belt (over a table/metal plate or pulleys) |
| Bottom strand | return side of a conveyor belt |
C
| Carbon fibre | are industrial produced fibres made of carbonaceous feedstock, carbon fibres are electrical and thermal conductible |
| Carrying side | top side of a conveyor belt with contact to the goods to be conveyed |
| Chemical resistance | capability of resistance against chemicals like fats and oils |
| Coating | cover of a thick or thin coating on the fabric surface – PVC, PU, silicone, rubber, etc. are used as a coating material |
| Cotton | natural fibre with a high dirt and oil receptivity, also used as tension material for conveyor belts in the food industry |
| Cross flexible | a cross flexible belt trough able in longitudinal direction. Bulk goods can be transported and cannot fall sideways from the belt |
| Cross rigid | by the usage of cross rigid fabric a conveyor belt becomes stable in cross direction. A cross rigid belt is not trough able. |
| Curved belt | conveyor system with a conveyor belt made of special fabric which enables the belt guided through curves, you mainly find it in the logistic industry |
| Cut resistant | a belt surface which has to withstand high stresses due to glass, metal or other sharp-edged objects |
E
| Elasticity | characteristics of a basic material to change their form by force effect and return to the initial form |
| Elastomer | form stable but also elastic plastics – in combination with transmission belts also known as rubber |
| Embossing | surface structure of a conveyor or a transmission belt |
| Endless | conveyor and transmission belts are normally endless welded or bonded and form a ring |
F
| F 1% elongation | Force which would be applied to stretch a belt or a conveyor belt by 1% (SD value) |
| FDA | Food and Drug Administration (FDA) is an admission board for public-health protection, conveyor belts which are in contact to unpacked food must comply with the FDA requirements |
| Felt | is a textile, nonwoven fabric consisting of fibers, felt result from chemical and plant fibers by dry needling |
| Finger joining | typical type of joining of conveyor belts – band edges were punched and welded in form of fingers |
| Flame resistant | flammability is a measure of how easy a substance ignite at natural temperatures – some of our belts do not ignite at all. |
| Friction coefficient | measure for friction forces acting between two solid materials – in this case between belts and drums |
G
| Glue F | glue to bond polyamide belts by using a heating press |
| Glue Syntic Total | glue to bond the rubber shares of a belt with a heating press |
| Grip structure | rough surface embossing in form of honeycombs for the horizontal or inclined transport |
| Guiding profiles | a guiding profile is used for guiding a conveyor belt and prevents the lateral runaway - guiding profiles are welded on the running side |
I
| Impregnation | thin surfacing of fabric material with PVC, PU or similar basic materials – in the most cases 0.1 mm – for fabric protection |
| Inside length | shortest endless length which serves as a measure for the preparation of a belt |
K
Kevlar | see Aramide |
| Knife edge | very small pulleys (Ø 2-10 mm), mainly in the food industry for a better disposal of the goods |
L
| Leather | natural product to surface belts, particularly for dusty, oily or humid environmental influences |
| Linatex | red surfacing for belts, used in the packaging industry |
| Linatril | orange surfacing for belts, used in the packaging industry |
| Longitudinal structure | special embossing in longitudinal direction for the logistic industry |
| Low noise | special low noise fibre on the running side reduces the acoustic level during the operating time, especially in the logistic sector |
M
| Malimo | special fabric for agricultural belts – consisting of warp and woof – it is sewed not woven Bänder hauptsächlich in der Logistikindustrie |
| Matt | smooth (hard) surface of a conveyor belt – suitable for accumulation mode |
| Mechanical fastener | mechanical joining in form of wire clamps for belt a thickness between 1.0 and 6.0 mm- the joining is closed by a wire pin. |
| Minimum pulley diameter | minimal pulley diameter for specific conveyor belts – the stronger a conveyor belt is the bigger is the needed minimum pulley diameter |
| Monofilament | non-stretched single threads (0.2 – 0.4 mm) – conveyor belts with monofilament-fabric are cross rigid |
| Multifilament | twisted capillary threads – conveyor belts with multifilament-fabric are cross flexible |
| Multi-ply fabric | robust fabric consisting of multi-ply staple fibre in longitudinal direction and monofilament in lateral direction |
N
| Needle felt | is a textile, non woven material consisting of fibres - felt result from chemical and plant fibers by dry needling |
| Negative pyramid (NP) | special embossing in form of little squares – often used as a coating for the running side |
| Non woven (Novo) | a kind of fleece material with a textile tension and surface which is coated with latex, low noise and partly cut resistant |
P
| Polyamide | transparent foil as traction layer material for transmission belts |
| Polyester | fabric made of warp and woof – traction layer for conveyor belts |
| Polyolefin | semi-crystalline thermoplastic which are easy to apply – good chemical resistance and electrical insulating properties |
| Polypropylene | semi-crystalline thermoplastic – belongs to the group of the polyolefin – short mark PP |
| Pretension | elongation of a transmission belt (approx. 2.0 %) or of a conveyor belt (approx. 0.3 %) |
| Profiles / cleats | used for the transportation of goods to be conveyed especially for inclined transport. Profiles are available in different strengths and heights |
| PU | plastic which is smooth as well as elastic but it also can be strong and brash – used as surfacing for conveyor belts |
| Punching belt | very strong and thick conveyor belts made of PVC or PU are used for the punching of foam and fleece material, leather or other materials |
| PVC | all-round material – strong and brash thermoplastic material - only in addition with softener it becomes smooth for further processing |
| Pyrolysis | thermal decomposition of organic substances with high temperatures (500 – 900 °C) – mostly without oxygen to prevent the combustion |
R
| REACh | EU-chemical legislation (Registration, Evaluation, Authorisation and Restriction of Chemicals) |
| Reciprocating saw | a reciprocating saw is a machine which is used to cut rounded wood or natural stone raw blocks. It is mostly powered by a flat belt. |
| Roller support | conveyor belt is guided over pulleys |
| Rough top (AR) | very rough structuring on the belt surface for inclined transports |
| Round belts | driving belt with a round cross section |
| Rubber | original caoutchouc – nowadays a multifunctional basic material – as a surfacing material for transmission belts and conveyor belts (see elastomer) |
| Running side | bottom side of a conveyor belt, this side runs on the rollers |
S
| Scarfing | a grinded belt end - premise for an endless joining |
| SD-value | dynamic reference force elongation behaviour in a continuous operating mode at 1% elongation (N/mm width) |
| Shaft centre distance | distance between the driving pulley and the deflection pulley(s) |
| Shore hardness | wear behaviour or surface hardness of a conveyor belt – usually 50A (soft) up to 90A (hard) |
| Side walls | Tside wall profiles are used for the lateral control in transportation of bulk goods – often used in combination with cross profiles |
| Silicone | silicone (polysiloxane) is the identification for a group of synthetic polymers. You’ll find silicone belts especially in the food industry because of their good release characteristics and the resistance against high temperatures. |
| Sliding support | conveyor belt runs over a table or metal plate – therefore it has to have fabric on the bottom side |
| Softener | material which is added to brittle and hard plastics to make them softer and more elastic for the further processing |
| Staple fibre | multifilament which consists of fibres with defined length – resistant to tearing in cross direction and good absorbent |
| Step joining | the ends of a conveyor belt are spliced and punched in form of steps - they are welded with the help of a heating press |
| Suction belt | with perforations the goods to be conveyed can be kept on the belt by the aspiration of air |
| Super grip | very rough structure on the surface for inclined transport |
T
| Tensile strength | the tension that is calculated based on the tensile test from the maximum achieved tensile force relating on the original cross section of the sample (maximum force) |
| Timing belts | drive belts with sets of teeth that are running correctly in toothed belt pulleys – on the internal side there are teeth made of rubber (neoprene) or plastics (PU) |
| Trough | arched edges by cross flexible fabric – enables the transport of bulk goods |
V
| V- profiles | profiles/cleats are welded in form of a “V”, especially for agricultural applications |
W
| Wedge joint | grinding the belt ends – the ends are welded by using a heating press |
| Wrap angle | the wrap angle defines the area of contact (in angle degrees) in those a flexible component clasp around another, e.g. belt on a pulley |
1
| 1 – C solution | solution to lubricate leather belts before joining |